ULNRC-06072, Response to RAI Set 29, RAI Set 27 (RAI B2.1.6-4b), and Amendment 29 to the Callaway LRA

Response to RAI Set #29, RAI Set #27 (RAI B2.1.6-4b), and Amendment 29 to the Callaway LRA

ML14017A008
Person / Time
Site:
Issue date:	01/16/2014
From:	Kovaleski S Ameren Missouri, Union Electric Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
TAC ME7708, ULNRC-06072
Download: ML14017A008 (4)

Text

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WAmeren Callaway Plant MISSOURI January 16, 2014 ULNRC-06072 U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555-0001 10 CFR 2.101 10 CFR 2.1 09(b) 10 CFR 50.4 10 CFR 50.30 10 CFR 51.53(c) 10 CFR 54 Ladies and Gentlemen:

DOCKET NUMBER 50-483 CALLAWAY PLANT UNIT 1 UNION ELECTRIC CO.

FACILITY OPERATING LICENSE NPF-30 RESPONSE TO RAI SET #29, RAI SET #27 (RAI B2.1.6-4b), AND AMENDMENT 29 TO THE CALLAWAY LRA

References:

1) ULNRC-05830 dated December 15, 2011

2) NRC Letter, "Request for Additional Information for the Review of the Callaway Plant, Unit 1, License Renewal Application, Set 29 (TAC No. ME7708)," dated December 2, 2013

3) NRC Letter "Request for Additional Information for the Review of the Callaway Plant, Unit 1, License Renewal Application, Set 27 (TAC No. ME7708)," dated September 20, 2013

4) ULNRC-06050 dated October 17, 2013

5) NRC Letter, "Safety Evaluation Report with Open Items Related to the License Renewal of Callaway Plant, Unit 1 (TAC No.

ME7708)," dated April23, 2013 By the Reference 1 letter, Union Electric Company (Ameren Missouri) submitted a license renewal application (LRA) for Callaway Plant Unit 1. Reference 2 dated December 2, 2013 transmitted the twenty-ninth Request for Additional Information (RAI) related to our application.

PO Box 620 Fulton, MO 65251 AmerenMissouri.com

ULNRC-06072 January 16,2014 Page2 contains Ameren Missouri's response to the individual requests contained in the December 2, 2013 letter. The response to RAI 2.1.6-4d addresses the portion ofthe request related to Atypical Fuel Design. Additional information in the form of a commitment, related to the portion of the request for reactor vessel internals cold worked material will be provided by February 28, 2014. also includes a response to RAI B2.1.6-4b. This RAI was originally transmitted by RAI Set #27 (Reference 3). Reference 4 provided a Response to RAI Set #27, but indicated additional time would be needed to respond to this item and it would be provided on a schedule agreed to by NRC project management. contains LRA Amendment 29 to reflect changes made as a result of the RAI responses.

It should be noted that one modified commitment (Item 5) and one new commitment (Item 43) are included in Amendment 29, Table A4-1.

The responses and LRA Amendment 29 provide information intended to assist the staff in partially closing Open Item B2.1.6-1 identified in Reference 5.

If you have any questions with regard to this RAI response, or Amendment 29, please contact me at (573) 489-9435 or Mr. Roger Wink at (314) 225-1561.

I declare under penalty of perjury that the foregoing is true and correct.

Sincerely, Executed on: JO..V\lA.t~..-ry Ito, J..OP*l Sarah Kovaleski Director, Engineering Design DS/

Enclosures:

1) Responses to Request for Additional Information (RAI) Sets #29 and #27 (RAI B2.1.6- 4b)

2) Amendment 29, LRA Changes

ULNRC-06072 January 16,2014 Page 3 cc: U.S. Nuclear Regulatory Commission (Original)

Attn: Document Control Desk Washington, DC 20555-0001 Mr. Marc L. Dapas Regional Administrator U.S. Nuclear Regulatory Commission Region IV 1600 East Lamar Boulevard Arlington, TX 76011-4511 Senior Resident Inspector Callaway Resident Office U.S. Nuclear Regulatory Commission 8201 NRC Road Steedman, MO 65077 Mr. Samuel Cuadrado De Jesus Project Branch 1 Division of License Renewal Office ofNuclear Reactor Regulation U.S. Nuclear Regulatory Commission Mail Stop 0-11F1 Washington, DC 20555 Mr. Fred Lyon Project Manager, Callaway Plant Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Mail Stop 0-8B 1 Washington, DC 20555-2738 Mr. Gregory A. Pick U.S. Nuclear Regulatory Commission Region IV 1600 East Lamar Boulevard Arlington, TX 76011-4511

ULNRC-06072 January 16, 2014 Page 4 Index and send hardcopy to QA File A160.0761 Hardcopy:

Certrec Corporation 4150 International Plaza Suite 820 Fort Worth, TX 76109 (Certrec receives ALL attachments as long as they are non-safeguards and may be publicly disclosed.)

Electronic distribution for the following can be made via Tech Spec ULNRC Distribution:

A. C. Heflin F. M. Diya C. 0. Reasoner III D. W. Neterer B. L. Cox L. H. Graessle J. S. Geyer S. A. Maglio B. C. Daniels Corporate Communications NSRB Secretary M. A. McLachlan G. S. Kremer S. G. Kovaleski R. C. Wink T. B. Elwood G. G. Yates E. A. Blocher (STARS PAM COB)

STARS Regulatory Affairs Mr. John O'Neill (Pillsbury Winthrop Shaw Pittman LLP)

Missouri Public Service Commission Ms. Leanne Tippett Mosby (DNR)